/**
* Copyright (C) 2002-2012 The FreeCol Team
*
* This file is part of FreeCol.
*
* FreeCol is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* FreeCol is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with FreeCol. If not, see <http://www.gnu.org/licenses/>.
*/
package net.sf.freecol.client.gui.action;
import net.sf.freecol.client.FreeColClient;
import net.sf.freecol.client.gui.GUI;
/**
* Super class for all actions that should be disabled when no unit is selected.
*/
public abstract class UnitAction extends MapboardAction {
/**
* Creates a new <code>UnitAction</code>.
* @param freeColClient The main controller object for the client
* @param id The id of this action
*/
protected UnitAction(FreeColClient freeColClient, GUI gui, String id) {
super(freeColClient, gui, id);
}
/**
* Checks if this action should be enabled.
*
* @return <code>false</code> if there is no active unit.
*/
@Override
protected boolean shouldBeEnabled() {
return super.shouldBeEnabled() && gui.getActiveUnit() != null;
}
}